Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF W25 Guayaquil | 2019/08/21 19:30 | Maria Jose Portillo Ramirez v Katerina Stewart | 6-3,6-7,0-6 |
| ITF W25 Guayaquil | 2019/08/15 15:00 | Maria Jose Portillo Ramirez v Mari Osaka | 3-6,2-6 |
| ITF W25 Guayaquil | 2019/08/13 16:20 | Joselyn M T Albarracin v Maria Jose Portillo Ramirez | 2-6,1-6 |
| ITF W15 Cancun | 2019/08/02 13:30 | Anhzelika Isaeva v Maria Jose Portillo Ramirez | 3-6,6-4,6-3 |
| ITF W15 Cancun | 2019/08/01 15:25 | Yarden Akler v Maria Jose Portillo Ramirez | 1-6,1-6 |
| ITF W15 Cancun | 2019/07/30 15:30 | Koral Koldobski v Maria Jose Portillo Ramirez | 1-6,3-6 |
| ITF W15 Cancun | 2019/07/24 13:30 | Maria Jose Portillo Ramirez v Madison Appel | 2-6,6-1,3-6 |
| ITF W15 Cancun | 2019/05/17 13:30 | Maria Jose Portillo Ramirez v Kirsten-Andrea Weedon | 2-6,2-6 |
| ITF W15 Williamsburg | 2019/05/08 15:25 | Sybille Gauvain v Natasha Subhash | 0-6,2-6 |
| ITF W15 Williamsburg | 2019/05/07 15:20 | Sybille Gauvain v Shelby Prince | 6-1,6-2 |
| ITF W15 Williamsburg | 2019/05/06 16:30 | Ana J C Roeper v Sybille Gauvain | 1-6,0-6 |
| WTA San Jose Qual | 2018/07/28 18:30 | Anna Blinkova v Sybille Gauvain | 6-0,6-3 |
| ITF Women Sumter Qual | 2018/06/11 13:00 | Sybille Gauvain v Alice Garcia | 6-3,4-6,0-6 |
| ITF Women Bethany Beach Qual | 2018/06/04 13:00 | Sybille Gauvain v Andie K. Daniell | 2-6,6-7 |